/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/Graph/MovieGraphNode.h
Nodes representing user settings should derive from this. This is the only node type copied into flattened eval.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(Abstract, BlueprintType) class UMovieGraphSettingNode : public [UMovieGraphNode](API\Plugins\MovieRenderPipelineCore\Graph\UMovieGraphNode)